ARM: mxs: add support for I2SE's duckbill series (df0355f2) · Commits · jan.koester / Linux

arch/arm/boot/dts/Makefile

+1 −0

Original line number	Diff line number	Diff line
		@@ -185,6 +185,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
		imx28-cfa10056.dtb \
		imx28-cfa10057.dtb \
		imx28-cfa10058.dtb \
		imx28-duckbill.dtb \
		imx28-evk.dtb \
		imx28-m28cu3.dtb \
		imx28-m28evk.dtb \

arch/arm/boot/dts/imx28-duckbill.dts

0 → 100644

+121 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2013 Michael Heimpold <mhei@heimpold.de>
		*
		* The code contained herein is licensed under the GNU General Public
		* License. You may obtain a copy of the GNU General Public License
		* Version 2 or later at the following locations:
		*
		* http://www.opensource.org/licenses/gpl-license.html
		* http://www.gnu.org/copyleft/gpl.html
		*/

		/dts-v1/;
		#include "imx28.dtsi"

		/ {
		model = "I2SE Duckbill";
		compatible = "i2se,duckbill", "fsl,imx28";

		memory {
		reg = <0x40000000 0x08000000>;
		};

		apb@80000000 {
		apbh@80000000 {
		ssp0: ssp@80010000 {
		compatible = "fsl,imx28-mmc";
		pinctrl-names = "default";
		pinctrl-0 = <&mmc0_8bit_pins_a
		&mmc0_cd_cfg &mmc0_sck_cfg>;
		bus-width = <8>;
		vmmc-supply = <&reg_3p3v>;
		status = "okay";
		};

		pinctrl@80018000 {
		pinctrl-names = "default";
		pinctrl-0 = <&hog_pins_a>;

		hog_pins_a: hog@0 {
		reg = <0>;
		fsl,pinmux-ids = <
		MX28_PAD_ENET0_RX_CLK__GPIO_4_13 /* PHY Reset */
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
		};

		led_pins_a: led_gpio@0 {
		reg = <0>;
		fsl,pinmux-ids = <
		MX28_PAD_AUART1_RX__GPIO_3_4
		MX28_PAD_AUART1_TX__GPIO_3_5
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
		};
		};
		};

		apbx@80040000 {
		duart: serial@80074000 {
		pinctrl-names = "default";
		pinctrl-0 = <&duart_pins_a>;
		status = "okay";
		};

		usbphy0: usbphy@8007c000 {
		status = "okay";
		};
		};
		};

		ahb@80080000 {
		usb0: usb@80080000 {
		status = "okay";
		};

		mac0: ethernet@800f0000 {
		phy-mode = "rmii";
		pinctrl-names = "default";
		pinctrl-0 = <&mac0_pins_a>;
		phy-supply = <&reg_3p3v>;
		phy-reset-gpios = <&gpio4 13 0>;
		phy-reset-duration = <100>;
		status = "okay";
		};
		};

		regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_3p3v: regulator@0 {
		compatible = "regulator-fixed";
		reg = <0>;
		regulator-name = "3P3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		};
		};

		leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led_pins_a>;

		status {
		label = "duckbill:green:status";
		gpios = <&gpio3 5 0>;
		};

		failure {
		label = "duckbill:red:status";
		gpios = <&gpio3 4 0>;
		};
		};
		};

arch/arm/mach-mxs/mach-mxs.c

+13 −0

Original line number	Diff line number	Diff line
		@@ -157,6 +157,7 @@ enum mac_oui {
		OUI_FSL,
		OUI_DENX,
		OUI_CRYSTALFONTZ,
		OUI_I2SE,
		};

		static void __init update_fec_mac_prop(enum mac_oui oui)
		@@ -211,6 +212,11 @@ static void __init update_fec_mac_prop(enum mac_oui oui)
		macaddr[1] = 0xb9;
		macaddr[2] = 0xe1;
		break;
		case OUI_I2SE:
		macaddr[0] = 0x00;
		macaddr[1] = 0x01;
		macaddr[2] = 0x87;
		break;
		}
		val = ocotp[i];
		macaddr[3] = (val >> 16) & 0xff;
		@@ -330,6 +336,11 @@ static void __init crystalfontz_init(void)
		update_fec_mac_prop(OUI_CRYSTALFONTZ);
		}

		static void __init duckbill_init(void)
		{
		update_fec_mac_prop(OUI_I2SE);
		}

		static void __init m28cu3_init(void)
		{
		update_fec_mac_prop(OUI_DENX);
		@@ -462,6 +473,8 @@ static void __init mxs_machine_init(void)
		apx4devkit_init();
		else if (of_machine_is_compatible("crystalfontz,cfa10036"))
		crystalfontz_init();
		else if (of_machine_is_compatible("i2se,duckbill"))
		duckbill_init();
		else if (of_machine_is_compatible("msr,m28cu3"))
		m28cu3_init();